The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 10, 2007
Filed:
Apr. 27, 2002
Applicants:
Karl Heinz Schmid, Mettmann, DE;
Almud Folge, Langenfeld, DE;
Ansgar Behler, Bottrop, DE;
Inventors:
Assignee:
Cognis Deutschland GmbH & Co. KG, Duesseldorf, DE;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07H 15/00 (2006.01); C07H 1/00 (2006.01); A61K 31/70 (2006.01);
U.S. Cl.
CPC ...
Abstract
An aqueous surfactant mixture comprised of an alkyl and/or alkenyl oligoglycoside ether carboxylic acid is made by a process comprising reacting in an aqueous solution an alkyl and/or alkenyl oligoglycoside and an ω-halocarboxylic acid or a salt or ester thereof in the presence of alkali.